February 2017
Beginner to intermediate
472 pages
9h 53m
Chinese
Content preview from Swift学习手册
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
434
｜
第
16
章
16.3.4
新建笔记
接下来，为这个
Apple Watch
应用添加新建笔记功能。我们将通过一个菜单项实现这个
操作：当用户在笔记列表屏幕按压屏幕时（即在手表表面用力按），弹出一个按钮，让
用户编写新的笔记。如果用户轻点那个按钮，手表会让用户通过语音输入文本；写完之后，
NoteListInterfaceController
把文本发给
iPhone
，新建笔记。
在
Apple Watch
中只能通过语音识别输入文本。
首先，创建那个菜单项。
1.
打开
Interface.storyboard
文件。
2.
在对象库中搜索“
Menu
”，然后拖曳到
NoteListInterfaceController
上。
3.
选择自动添加的菜单项，然后打开“
Attributes Inspector
”。
4.
把图像设为
Add，把标题设为 Create Note
。
5.
按住
Control
键，从菜单项拖曳到
NoteListInterfaceController
类中。创建一个名
为
createNote
的动作。
6.
把下述代码添加到
createNote
方法中：
@IBAction func createNote() {
let suggestions = [
"Awesome note!",
"What a great test note!",
"I love purchasing and reading books from O'Reilly Media!"
]
self.presentTextInputControllerWithSuggestions(suggestions, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.